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Daikin RKC50NRV16, Service Manual

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Daikin RKC50NRV16 Service Manual Download Page 7

Si001268E

Electrical Box

Removal Procedure

5

3. Electrical Box

Warning

Š

Be sure to wait for 10 minutes or more after turning off all power supplies before 
disassembling work.

Step

Procedure

Points

1

Disconnect the 
connector [S70].

[S70]: fan motor

2

Disconnect the 
connector [S40].

[S40]: overload protector

3

Cut the clamp and 
disconnect the 
connector [S90].

[S90]: thermistors

(R19362)

[S70]

(R18435)

[S40]

(R19363)

(R18436)

Clamp

[S90]

Summary of Contents for RKC50NRV16

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L 5 0 kW Class Outdoor Unit Inverter Pair Type Si001268E...

Page 2: ...Service Manual Removal Procedure Outdoor Unit zCooling Only RKC50NRV16...

Page 3: ...f Contents 1 Outer Panels 2 2 Outdoor Fan Fan Motor 3 3 Electrical Box 5 4 PCB 9 5 Thermistor ASSY 10 6 Reactor Sound Blanket 11 7 Capillary Tube 12 8 Compressor 14 Note The illustrations may be sligh...

Page 4: ...nd remove the top panel 2 Remove the 7 screws of the front panel 3 Unfasten the right side hooks and remove the front panel The discharge grille has 2 projections to prevent its rotation Press the pro...

Page 5: ...the connector S70 This procedure is not necessary to remove the outdoor fan only S70 fan motor 2 Release the fan motor lead wire from the groove of the partition plate and the 4 hooks on the electrica...

Page 6: ...otor fixing frame 5 Unfasten the 2 hooks at the bottom and remove the fan motor fixing frame 6 Open the 2 hooks and release the fan motor lead wire 7 Remove the 4 screws and remove the fan motor Step...

Page 7: ...r more after turning off all power supplies before disassembling work Step Procedure Points 1 Disconnect the connector S70 S70 fan motor 2 Disconnect the connector S40 S40 overload protector 3 Cut the...

Page 8: ...ors of the reactor 1 orange 2 brown 5 Disconnect the relay connector for the compressor 6 Cut the clamp of the relay connector harness 7 Remove the screw and remove the stop valve cover Step Procedure...

Page 9: ...ews and remove the wire fixture 9 Remove the 7 screws and remove the connecting wire and the power supply wire 10 Remove the earth ground screw upper Step Procedure Points R18441 Wire fixture R18442 C...

Page 10: ...al Procedure 11 Remove the 2 screws on the right side panel 12 Remove the screw on the partition plate 13 Lift and remove the electrical box Step Procedure Points R19364 Right side panel R18444 Partit...

Page 11: ...ning off all power supplies before disassembling work Step Procedure Points 1 Remove the screw and remove the electrical box cover 2 Remove the 5 screws of the PCB 3 Remove the earth ground screw uppe...

Page 12: ...right side panel When reassembling insert the 2 lower hooks and the upper hook of the back 3 Remove the right side panel 4 Release the discharge pipe temperature thermistor 5 Pull out the outdoor hea...

Page 13: ...more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the screw 2 Remove the reactor There is a hook at the bottom of the reactor 3 Remove the sound blanke...

Page 14: ...nt gas Restore the piping by non oxidation brazing Note Before working make sure that the refrigerant gas is empty in the circuit Be sure to apply nitrogen replacement when heating up the brazed part...

Page 15: ...oval Procedure 13 2 Cut the 2 clamps of the guard net 3 Open the guard net 4 Remove the putty 5 Heat up the brazed parts and disconnect the capillary tube Step Procedure Points R18458 Clamp R18459 Gua...

Page 16: ...ure that the refrigerant gas is empty in the circuit Be sure to apply nitrogen replacement when heating up the brazed part Do not use a metal saw for cutting pipes by all means because the sawdust com...

Page 17: ...15 4 Heat up the brazed part of the discharge side and disconnect 5 Heat up the brazed part of the suction side and disconnect 6 Remove the 3 nuts of the compressor 7 Lift the compressor up and remove...

Page 18: ...Revision History Month Year Version Revised contents 09 2013 Si001268E First edition...

Page 19: ...es supplied or specified by Daikin Ask a qualified installer or contractor to install those parts and accessories Use of unauthorised parts and accessories or improper installation of parts and access...

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